ca_ = new Rollover("ca","./img/ca_0.gif","./img/ca_1.gif","document.layers['Lcontent'].document");
cb_ = new Rollover("cb","./img/cb_0.gif","./img/cb_1.gif","document.layers['Lcontent'].document"); 
cc_ = new Rollover("cc","./img/cc_0.gif","./img/cc_1.gif","document.layers['Lcontent'].document");
cd_ = new Rollover("cd","./img/cd_0.gif","./img/cd_1.gif","document.layers['Lcontent'].document"); 
ce_ = new Rollover("ce","./img/ce_0.gif","./img/ce_1.gif","document.layers['Lcontent'].document");
cf_ = new Rollover("cf","./img/cf_0.gif","./img/cf_1.gif","document.layers['Lcontent'].document"); 
cg_ = new Rollover("cg","./img/cg_0.gif","./img/cg_1.gif","document.layers['Lcontent'].document");
ch_ = new Rollover("ch","./img/ch_0.gif","./img/ch_1.gif","document.layers['Lcontent'].document"); 
ci_ = new Rollover("ci","./img/ci_0.gif","./img/ci_1.gif","document.layers['Lcontent'].document");